| Bibliography |  Suggestions |
| 1 | Civil, M., “An Agricultural Account from Umma”, P. Michalowski (ed.), On the Third Dynasty of Ur. Studies in Honor of Marcel Sigrist, Journal of Cuneiform Studies - Supplemental Series 1, Boston 2008, pp. 35-43 |
| http://bdtns.cesga.es/171008 |
| http://oracc.museum.upenn.edu/epsd2/P390486 |
| http://cdli.earth/P390486 |